Do you want to continue?([Y]es/[N]o): Yes Upgrading the following packages: ros-melodic-desktop_full By upgrading, you accept licenses for the packages. Unable to load the service index for source https://roswin.azure.azurewebsites.net/api/v2. Unable to connect to source 'https://roswin.azure.azurewebsites.net/api/v2': 未将对象引用设置到对象的实例。 ros-melodic-desktop_full was not found with the source(s) listed. If you specified a particular version and are receiving this message, it is possible that the package name exists but the version does not. Version: ""; Source(s): "https://roswin.azure.azurewebsites.net/api/v2;https://community.chocolatey.org/api/v2/" Chocolatey upgraded 0/1 packages. See the log for details (c:\opt\chocolatey\logs\chocolatey.log). Warnings: - ros-melodic-desktop_full - ros-melodic-desktop_full was not found with the source(s) listed.这个报错是什么意思?
时间: 2024-03-31 20:34:44 浏览: 226
未将对象引用设置到对象的实例--可能出现的问题总结
这个报错提示说无法从指定的网址 https://roswin.azure.azurewebsites.net/api/v2 加载服务索引。可能是由于网络连接问题或者该网址不存在导致的。此外,还提示说无法找到名为 ros-melodic-desktop_full 的软件包。如果您指定了特定的软件包版本并收到此消息,则可能存在该软件包名称但不存在该版本。
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